How many flights depart from St. Louis to Canada on average per week?

The number of flights available between St. Louis and Canada is 21 per week as of April 2026. The most frequent departure day is Mon, with 14% of weekly flights leaving on this day.

How many flights depart from St. Louis to Canada on average per day?

As of April 2026, 3 flights take off from St. Louis and land in Canada each day. The most common flight departure time for this route is 4:00p.m., with 66% of daily flights taking off in the afternoon.

What is the cheapest airline that flies from Lambert-St Louis to Canada?

United Airlines, Air Canada, and American Airlines are the most popular carriers operating from Lambert-St Louis to Canada

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?

Prices for flights from Lambert-St Louis Airport to Canada are updated daily.

How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?

As of April 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Canada.

How old do you have to be to fly from Lambert-St Louis Airport to Canada?

The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Canada.

What documentation or ID do you need to fly to Canada?

The travel and health documents you'll need for your trip to Canada may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Canada. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.

C$ 157 Cheap Flights from St. Louis to Canada in 2026

1 adult

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Find the cheapest flights from St. Louis to Canada

Round-trip

One-way

Last minute

Direct

Cheap round-trip flights

Enter your travel dates to find the best prices.

5:10 a.m. - 9:51 a.m.

STL

YVR

6h 41m

1 stop

2:20 p.m. - 11:43 p.m.

YVR

STL

7h 23m

1 stop

C$ 381United Airlines

Wed, 23 Sep - Tue, 29 Sep

5:32 p.m. - 10:25 p.m.

STL

YVR

6h 53m

1 stop

7:00 a.m. - 6:24 p.m.

YVR

STL

9h 24m

1 stop

C$ 387United Airlines

Fri, 11 Sep - Sat, 19 Sep

2:15 p.m. - 10:51 p.m.

STL

YVR

10h 36m

1 stop

1:25 a.m. - 2:02 p.m.

YVR

STL

10h 37m

1 stop

C$ 405Air Canada

Sat, 27 Jun - Fri, 3 Jul

2:40 p.m. - 12:34 a.m.

STL

YHZ

7h 54m

1 stop

2:30 p.m. - 6:42 p.m.

YHZ

STL

6h 12m

1 stop

C$ 412Air Canada

Sat, 4 Jul - Fri, 10 Jul

7:00 a.m. - 5:44 p.m.

STL

YYZ

9h 44m

1 stop

11:39 a.m. - 8:30 p.m.

YYZ

STL

9h 51m

1 stop

C$ 463American Airlines

Wed, 17 Jun - Wed, 24 Jun

6:00 a.m. - 2:30 p.m.

STL

YYZ

7h 30m

1 stop

11:39 a.m. - 7:22 p.m.

YYZ

STL

8h 43m

1 stop

C$ 492American Airlines

Wed, 17 Jun - Wed, 24 Jun

6:33 p.m. - 8:55 p.m.

STL

YYZ

25h 22m

2 stops

9:50 a.m. - 11:57 p.m.

YYZ

STL

15h 07m

1 stop

C$ 498Multiple Airlines

Thu, 28 May - Tue, 2 Jun

8:23 p.m. - 11:00 a.m.

STL

YYC

15h 37m

1 stop

1:15 p.m. - 6:36 p.m.

YYC

STL

28h 21m

2 stops

C$ 515Multiple Airlines

Sat, 2 May - Sat, 9 May

2:28 p.m. - 10:59 p.m.

STL

YYC

9h 31m

1 stop

7:15 a.m. - 11:01 p.m.

YYC

STL

14h 46m

2 stops

C$ 583Delta

Tue, 4 Aug - Tue, 11 Aug

12:10 p.m. - 11:06 p.m.

STL

YYC

11h 56m

2 stops

2:00 p.m. - 12:36 a.m.

YYC

STL

9h 36m

1 stop

C$ 584Delta

Tue, 15 Sep - Wed, 23 Sep

American Airlines flights from St. Louis to Canada

Our best American Airlines deals on St. Louis to Canada flight tickets

American Airlines

17 Jun

STL7:00 a.m.Lambert-St Louis

9h 44m

1 stop

YYZ5:44 p.m.Toronto Pearson Intl

24 Jun

YYZ11:39 a.m.Toronto Pearson Intl

9h 51m

1 stop

STL8:30 p.m.Lambert-St Louis

C$ 463

American Airlines

17 Jun

STL6:00 a.m.Lambert-St Louis

7h 30m

1 stop

YYZ2:30 p.m.Toronto Pearson Intl

24 Jun

YYZ11:39 a.m.Toronto Pearson Intl

9h 51m

1 stop

STL8:30 p.m.Lambert-St Louis

C$ 492

American Airlines

28 May

STL6:00 a.m.Lambert-St Louis

7h 30m

1 stop

YYZ2:30 p.m.Toronto Pearson Intl

2 Jun

YYZ1:15 p.m.Toronto Pearson Intl

8h 15m

1 stop

STL8:30 p.m.Lambert-St Louis

C$ 513

Air Canada flights from St. Louis to Canada

Our best Air Canada deals on St. Louis to Canada flight tickets

Air Canada

27 Jun

STL2:15 p.m.Lambert-St Louis

10h 36m

1 stop

YVR10:51 p.m.Vancouver Intl

3 Jul

YVR1:25 a.m.Vancouver Intl

10h 37m

1 stop

STL2:02 p.m.Lambert-St Louis

C$ 405

Air Canada

4 Jul

STL2:40 p.m.Lambert-St Louis

7h 54m

1 stop

YHZ12:34 a.m.Halifax Intl

10 Jul

YHZ2:30 p.m.Halifax Intl

6h 12m

1 stop

STL6:42 p.m.Lambert-St Louis

C$ 412

Air Canada

3 Jun

STL2:15 p.m.Lambert-St Louis

10h 30m

1 stop

YVR10:45 p.m.Vancouver Intl

27 Jun

YVR9:15 p.m.Vancouver Intl

13h 06m

2 stops

STL12:21 p.m.Lambert-St Louis

C$ 417

Fly from

Fly to

Route

Depart

Return

Price

Cheapest round-trip

Quickest round-trip

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Wed 23/9

5:10 a.m.-9:51 a.m.

1 stop6h 41m

Vancouver Intl

Tue 29/9

2:20 p.m.-11:43 p.m.

1 stop7h 23m

C$ 381

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Fri 11/9

5:32 p.m.-10:25 p.m.

1 stop6h 53m

Vancouver Intl

Sat 19/9

7:00 a.m.-6:24 p.m.

1 stop9h 24m

C$ 387

St. LouisVancouver

STL - YVR

STLYVR

Lambert-St Louis

Sat 27/6

2:15 p.m.-10:51 p.m.

1 stop10h 36m

Vancouver Intl

Fri 3/7

1:25 a.m.-2:02 p.m.

1 stop10h 37m

C$ 405

St. LouisHalifax

STL - YHZ

STLYHZ

Lambert-St Louis

Sat 4/7

2:40 p.m.-12:34 a.m.

1 stop7h 54m

Halifax Intl

Fri 10/7

2:30 p.m.-6:42 p.m.

1 stop6h 12m

C$ 412

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 17/6

7:00 a.m.-5:44 p.m.

1 stop9h 44m

Toronto Pearson Intl

Wed 24/6

11:39 a.m.-8:30 p.m.

1 stop9h 51m

C$ 463

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Wed 17/6

6:00 a.m.-2:30 p.m.

1 stop7h 30m

Toronto Pearson Intl

Wed 24/6

11:39 a.m.-7:22 p.m.

1 stop8h 43m

C$ 492

St. LouisToronto

STL - YYZ

STLYYZ

Lambert-St Louis

Thu 28/5

6:33 p.m.-8:55 p.m.

2 stops25h 22m

Toronto Pearson Intl

Tue 2/6

9:50 a.m.-11:57 p.m.

1 stop15h 07m

C$ 498

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Sat 2/5

8:23 p.m.-11:00 a.m.

1 stop15h 37m

Calgary

Sat 9/5

1:15 p.m.-6:36 p.m.

2 stops28h 21m

C$ 515

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 4/8

2:28 p.m.-10:59 p.m.

1 stop9h 31m

Calgary

Tue 11/8

7:15 a.m.-11:01 p.m.

2 stops14h 46m

C$ 583

St. LouisCalgary

STL - YYC

STLYYC

Lambert-St Louis

Tue 15/9

12:10 p.m.-11:06 p.m.

2 stops11h 56m

Calgary

Wed 23/9

2:00 p.m.-12:36 a.m.

1 stop9h 36m

C$ 584

Flights are sorted by cheapest round-trip flights first.

Showing 1-10 of 20 resultsSorted by cheapest first

How to get the cheapest flight ticket from St. Louis to Canada

Look no further. We've gone through all the searches for this route on momondo so you have the important information and insights to find the cheapest flight ticket for your trip

Prices

Airlines

Other information

What is the cheapest month to fly to Canada?

In general, June is the cheapest month to fly from St. Louis to Canada. Due to it being the ‘off-season’ during this time, you can expect flight prices to be around C$ 560. If you’re not able to fly to Canada in June, then December is your next best option. Flight prices from St. Louis to Canada during December average around C$ 652.

What is the cheapest day to depart on your flight to Canada?

Our data shows that Sunday is the least expensive day to fly to Canada. Tickets to fly out on this day can be as low as C$ 472. If your travel schedule is flexible, try to avoid departing on a Tuesday because tickets tend to average around C$ 648. These prices are subject to change though, so be sure to set up a Price Alert for flights to Canada.

What is the cheapest time of day to depart on your flight to Canada?

According to our data, the cheapest time of day to fly to Canada is in the morning. momondo users have found flights departing from St. Louis to Canada in the morning for as low as C$ 584. Keep in mind that these prices may fluctuate based on what airline you choose and the time of year you plan to travel. In the afternoon is when there is more demand to fly to Canada, so prices are often more expensive at around C$ 648 per ticket.

What is the cheapest Lambert-St Louis to Canada flight route?

Fly from Lambert-St Louis to Toronto Pearson Intl for the best Lambert-St Louis - Canada flight prices

What cabin class options are available on Lambert-St Louis to Canada flights?

There is only 1 cabin class available to choose from on Lambert-St Louis to Canada flights. Cabin price and availability will vary by airline so perform a search above to find the right deals for you.

Can stopping save me money on St. Louis to Canada flights?

You could potentially save up to 56% on your flight if you consider stops on a St. Louis to Canada flight.

Cheap St. Louis to Canada flight deals and tips

Find info about flight duration, direct flights, and airports for your flight from St. Louis to Canada

Fastest flight time	1h 51m
Direct flights	Tue, Wed, Thu, Fri, Sat and Sun
Airports in Canada	513 airports

The fastest flight from St. Louis to Canada takes 1h 51m

Direct flights go from St. Louis to Canada on Tuesday, Wednesday, Thursday, Friday, Saturday and Sunday. There are no airlines offering direct flights.

There are 513 airports in Canada. From St. Louis there are direct flights to Montreal Pierre Elliott Trudeau Intl (YUL), Vancouver Intl (YVR), Toronto Pearson Intl (YYZ).

Search flight deals

Frequently asked questions about flying from St. Louis to Canada

When did momondo last update prices for flights from Lambert-St Louis Airport to Canada?
Prices for flights from Lambert-St Louis Airport to Canada are updated daily.
How many operators does momondo search for flights from Lambert-St Louis Airport to Canada?
As of April 2026, there is 1 operator available to choose from for flights from Lambert-St Louis Airport to Canada.
How old do you have to be to fly from Lambert-St Louis Airport to Canada?
The minimum age for a child to fly alone is five, but airlines offering an unaccompanied minor (UNMR) service may have their age restrictions, such as regulations concerning flight duration, timing, and layovers. It is recommended that you verify with the airline you are booking with for travel from Lambert-St Louis Airport to Canada.
What documentation or ID do you need to fly to Canada?
The travel and health documents you'll need for your trip to Canada may differ based on your itinerary and personal situation. Typically, you should have several documents on hand, such as a national ID card or driver's license and a passport that is valid for six months after your intended arrival at Canada. It is always advisable to seek advice from your airline or a trusted third party, such as IATA.
What is the most popular plane model from St. Louis to Canada?
Based on momondo bookings for flights between St. Louis and Canada, the leading plane model is Boeing 787-8 Dreamliner, making up 25.00% of the total bookings. Other popular models include Embraer 175 with 18.06%, Canadair (Bombardier) Regional Jet 900 with 17.59%, and Airbus A220-300 with 13.89%.

Best airlines flying from St. Louis to Canada

Compare and see reviews for airlines that fly from St. Louis to Canada with momondo

Airline	Rating	Free Cancellation	Price
Air Canada	PriceFrom C$ 329	Free Cancellation	Rating 7.1 10,903 reviews		Search Air Canada flights

Why use momondo?

Why should I use momondo to find a flight deal from St. Louis to Canada?

It is quick and easy to find St. Louis to Canada flights on momondo. We search and return numerous flight options from various airlines and agents. You can then use our filters to narrow your search until you have found the most convenient flight to Canada that suits you.

Can I find flights from St. Louis to Canada with flexible booking policies on momondo?

Yes. All flights to Canada from St. Louis on momondo can be compared and filtered by various policies on offer, including flexible booking.

How can momondo help me find flights from St. Louis to Canada?

momondo offers useful filters to help you find the right flight. Choose specific flight times, airports or even what payment method you prefer. We have numerous options to help you book your ideal flight from St. Louis to Canada.

I’m not ready to book a flight from St. Louis to Canada right now. Can momondo alert me if prices change?

If you are not ready to book a flight from St. Louis to Canada now, use our insights above to find helpful tips or alternatively set up a price alert, where momondo will track prices on flights to Canada and let you know when they change.